The slag is sent into the hopper by the belt conveyor or bucket elevator and sent into feed end through feeding pipe of feeder hopper.
矿渣由皮带输送机或斗式提升机送到料斗，然后经料斗的加料机通过加料管道进入加料端。
2
Single pipe and screw feeder is used to convey dry and powder material continuously, such as raw material, coal powder, and cement etc. powder to convey in short distance.
The raw material goes into the tremie pipe through the automatic feeder. The tremie pipe extends into the inside of the mill through the concentrator' s side or center.